Mobile robot charge station return system

Details Mobile robot charge station return system Mobile robot charge station return system

2006-10-26

2009-11-10

Duda, Rina I (Department: 2837)

Electricity: motive power systems

Positional servo systems

Program- or pattern-controlled systems

C318S568160

Reexamination Certificate

active

07615957

ABSTRACT:
Disclosed is a mobile robot charge station return system, which may return a mobile robot to a charge station exactly and rapidly according to a charge station position guidance signal emitted from the charge station. The mobile robot charge station return system includes a charge station for transmitting charge station position guidance signals to different areas in such a way that different emitting distances of the charge station position guidance signals change according to a predetermined time period; and a mobile robot for receiving the charge station position guidance signals, calculating direction and distance information, and returning to the charge station according to the calculated direction and distance information.

REFERENCES:
patent: 5446356 (1995-08-01), Kim
patent: 6549004 (2003-04-01), Prigge
patent: 6748297 (2004-06-01), Song et al.
patent: 6764373 (2004-07-01), Osawa et al.
patent: 2005/0134209 (2005-06-01), Kim
U.S. Appl. No. 11/553,289 to Im et al., filed Oct. 26, 2006.
U.S. Appl. No. 11/553,533 to Im et al., filed Oct. 27, 2006.

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